- Safe and Waterproof: Crafted from durable Dacron textile, our ice packs feature a leak-proof design that effectively maintains the temperature of contents, keeping water cold or hot for extended periods. Ideal for on-the-go use. - Versatile 3-Pack Design: This set includes three sizes to meet various needs: a small (9 inches) pack for children or minor injuries, a medium (9 inches) pack for general use, and a large (11 inches) pack for teenagers and adults. - Superior Leak-Proof Cap: Each pack is equipped with a secure closure system, a screw cap, and a large opening to prevent leaks and maintain moisture integrity. - User-Friendly: To relieve headaches, bruises, migraines, muscle pain, and swelling, simply fill the pack with ice and water. For heat therapy, add hot water (not exceeding 60 degrees Celsius or 140 degrees Fahrenheit). These packs are effective for treating sports injuries and providing first aid. - Practical Use Scenarios: 1. Apply the small pack to a child's bump or bruise for quick relief. 2. Use the medium pack on sore muscles after a workout. 3. The large pack is perfect for wrapping around joints or larger areas for effective pain management. This product combines functionality, compatibility, and performance to ensure you receive the best care for your pain relief needs.